Delete script for deleting the local database

[Swetna]

Added a script file and update the make file to help delete the local database for #2408

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 71.75%. Comparing base (3313161) to head (920ee3f).
Report is 74 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2562      +/-   ##
==========================================
+ Coverage   71.50%   71.75%   +0.24%     
==========================================
  Files          54       54              
  Lines        1783     1788       +5     
  Branches      221      221              
==========================================
+ Hits         1275     1283       +8     
+ Misses        458      457       -1     
+ Partials       50       48       -2     

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[anth-volk]

Could you try rebasing off master? You shouldn't have so many formatting changes, plus there are two merge conflicts.